选出你所听到的句子( )
A:Great inventions change the life and help people live a better life.
B:Great inventions change the world and help people live a better life.
C:Great inventors change the world and help people live a better life.
阅读两个文言段落。 【甲】“嗟夫!予尝求古仁人之心,或异二者之为,何哉?不以物喜,不以己悲;居庙堂之高则忧其民;处江湖之远则忧其君。是进亦忧,退亦忧。然则何时而乐耶?其必曰“先天下之忧而忧,后天下之乐而乐”乎?噫!微斯人,吾谁与归? 【乙】范仲淹二岁而孤母贫无依再适长山朱氏。既长,知其世家,感泣辞母去,之南都,入学舍昼夜苦学,五年未曾解衣就寝。或夜昏怠,辄以水沃面,往往馕粥不充,日昃始食。遂大通六经之旨,慨然有志于天下,常自诵曰:“士当先天下之忧而忧,后天下之乐而乐也。”
16的算术平方根是( )
下列应用实例与采用的生物技术匹配错误的是( )
多音字组词
贾 jiǎ____ gǔ____
只 zhǐ____ zhī____
处chǔ____ chù____